LS59-1

To produce semifinished items (tapes, sheets, bars, tubes, rods, wires, profiles); forgings; fasteners (nuts, bolts); gears, gears, bushings.

Classification

Country	Section	Category
Country	Section	Category
CIS, Russia, Ukraine	Brass (copper-zinc alloy)	Brass, pressure treated

Chemical composition

Standard	Fe, %	Sn, %	Bi, %	Cu, %	Zn, %	Sb, %	Pb, %	P, %
Standard	Fe, %	Sn, %	Bi, %	Cu, %	Zn, %	Sb, %	Pb, %	P, %
GOST 15527-2004	< 0.5	< 0.3	< 0.003	57–60	37.05–42.2	< 0.01	0.8–1.9	< 0.02

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Physical characteristics

Temperature, °C	$E\cdot 10^{9}$ , $MPa$	$\alpha\cdot 10^{6}$ , $K^{-1}$	$\varkappa$ , $\frac{W}{m\cdot K}$	$\rho$ , $\frac{kg}{m^3}$	$c\cdot 10^{-3}$ , $\frac{J}{kg\cdot K}$	$R\cdot 10^{-6}$ , $\Omega\cdot m$
Temperature, °C	$E\cdot 10^{9}$ , $MPa$	$\alpha\cdot 10^{6}$ , $K^{-1}$	$\varkappa$ , $\frac{W}{m\cdot K}$	$\rho$ , $\frac{kg}{m^3}$	$c\cdot 10^{-3}$ , $\frac{J}{kg\cdot K}$	$R\cdot 10^{-6}$ , $\Omega\cdot m$
20	105		104.7	8400		0.066
100		20.6			0.3768

Mechanical properties at 20 °C

Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\epsilon_L$ , %	Treatment
Rolling	Standard	Size, mm	Tension	Classifiers	$\sigma _{U}$ , $MPa$	$\epsilon_L$ , %	Treatment
Trumpet				compacting	390
Round				compacting	360	22
Round				solid	490	7
Round				soft	330	25
Wire				soft	340	25–30
Wire				solid	440–640	1–8
Tape				solid, cold rolling	460–610	5
Tape				soft, cold rolling	340–470	25
Tape				hot rolling	360–490	18

Brinell hardness number

Rolling	Standard	Classifiers	Value, HBW
Rolling	Standard	Classifiers	Value, HBW
Sheet		soft	0–0
Sheet		solid	200
Round		soft	0–0
Round		solid	0–0

Casting and technological parameters

melting point, °C	Hot working temperature, °C	annealing temperature, °C
melting point, °C	Hot working temperature, °C	annealing temperature, °C
900	780–820	600–650

Coefficients of Friction

coefficient of friction with lubrication	coefficient of friction without lubrication
coefficient of friction with lubrication	coefficient of friction without lubrication
0.0135	0.17

Analogues

Germany	USA
Germany	USA
Ms58	60Cu-37.5Zn-2.0Pb
2.038

Standards

Standard	Description
Standard	Description
GOST 15527-2004
GOST 1066-15
GOST 2060-90
GOST 2060-2006	GOST
GOST 2208-07
GOST 31366-08
GOST 494-14
GOST 6688-16
GOST Р 52597-06
GOST Р 52922-08
GOST Р 52949-08
DSTU GOST 15527:2005
DSTU GOST 2208:2008

Description of chemical elements

Element	Units of measurement	Description
Element	Units of measurement	Description
Fe	%	Iron
Sn	%	Tin
Bi	%	Bismuth
Cu	%	Copper
Zn	%	Zinc
Sb	%	Antimony
Pb	%	Lead
P	%	Phosphorus

Description of physical characteristics

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
$E\cdot 10^{9}$	$MPa$	Elastic modulus
$\alpha\cdot 10^{6}$	$K^{-1}$	Coefficient of thermal (linear) expansion (range 20°C–T)
$\varkappa$	$\frac{W}{m\cdot K}$	Coefficient of thermal conductivity (the heat capacity of the material)
$\rho$	$\frac{kg}{m^3}$	The density of the material
$c\cdot 10^{-3}$	$\frac{J}{kg\cdot K}$	The specific heat of the material (range 20°C–T)
$R\cdot 10^{-6}$	$\Omega\cdot m$	Electrical resistivity

Description of mechanical properties

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
$\sigma _{U}$	$MPa$	Ultimate tensile strength
$\epsilon_L$	%	Elongation at break (longitudinal)

Description of the casting and technological parameters

Parameter	Units of measurement	Description
Parameter	Units of measurement	Description
melting point	°C	The temperature at which solid crystalline body makes the transition to the liquid state and Vice versa
Hot working temperature	°C	The temperature at which the plastic-deformed metal recrystallizes during the pressure treatment
annealing temperature	°C	The temperature at which the processes return recrystallization and homogenization of the metal to reduce its hardness for subsequent machining